package com.sky.task;

import com.sky.entity.Orders;
import com.sky.mapper.OrdersMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.time.LocalDateTime;
import java.util.List;


/**
 * 定时任务类，定时处理订单状态
 */
@Component
@Slf4j
public class OrderTask {

    @Resource
    private OrdersMapper ordersMapper;

//    @Scheduled(cron = "1/5 * * * * ?")
    @Scheduled(cron = "0 * * * * ? ")       // 每分钟触发一次
    public void processTimeoutOrder() {
        log.info("定时处理超时订单:{}", LocalDateTime.now());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);  // 技巧，操作时间的技巧

        // select * from orders where status = ? and order_time < (当前时间 - 15分钟)
        List<Orders> ordersList = ordersMapper.getByStatusAndOrderTimeLT(Orders.PENDING_PAYMENT, time);

        if(ordersList != null && ordersList.size() > 0) {
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.CANCELLED);
                orders.setCancelReason("订单超时，自动取消");
                orders.setCancelTime(LocalDateTime.now());
                ordersMapper.update(orders);
            }
        }

    }


//    @Scheduled(cron = "0/5 * * * * ?")
    @Scheduled(cron = "0 0 1 * * ?")    // 每天凌晨一点触发一次
    public void processDeliveryOrder() {
        log.info("定时处理处于派送中状态的订单:{}", LocalDateTime.now());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-60);
        List<Orders> ordersList = ordersMapper.getByStatusAndOrderTimeLT(Orders.DELIVERY_IN_PROGRESS, time);
        if(ordersList != null && ordersList.size() > 0) {
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.COMPLETED);
                ordersMapper.update(orders);
            }
        }
    }

}
